Department of Economics & Statistics

Vinayagathasan, T. (2024), Qualitative Data and the Regression Analysis (பண்புசார் தரவுகளும் பிற்செலவுப் பகுப்பாய்வும் (Tamil Book)), Publisher: Kumaran Press (Pvt) Ltd. 39, 36th Lane, Colombo -6. ISBN : 978-624-6164-69-0

Vinayagathasan, T. (2024), Basic Econometrics (அடிப்படைப் பொருளியலளவை (Tamil Book)), Publisher: Kumaran Press (Pvt) Ltd. 39, 36th Lane, Colombo -6. ISBN : 978-624-6164-78-2

Vinayagathasan, T. (2014) Does Inflation Affect Economic Growth in Non-Linear Manner: A Vector Autoregressive Analysis for Sri Lanka, in Economic Issues in Sri Lanka, Vijayakumar (Eds), Guru Printers, Jaffna, pp. 102-114.

1. Vinayagathasan, T. (2013). Inflation and Economic Growth: A Dynamic Panel Threshold Analysis for Asian Economies. Journal of Asian Economics 26, 31-41. ISSN/eISSN:1049-0078/1873-7927

2. Vinayagathsan, T and Pallegedera, A. (2014). Impact of NGOs intervention on poverty reduction: an empirical evidence from rural Sri Lanka. International Journal of Sustainable Economy 6(3), 288-301. Online ISSN: 1756-5812, Print ISSN: 1756-5804

3. Leon-Gonzalez, R. and Vinayagathasan, T (2015). Robust Determinants of Growth in Asian Developing Economies: A Bayesian Panel Data Model Averaging Approach. Journal of Asian Economics 36, 34-46. ISSN/eISSN:1049-0078/1873-7927

4. Vinayagathasan, T and Ramesh, R (2019). Do Governance Indicators Matter for Economic Growth of Sri Lanka, Indian Journal of Public Administration, 65(2), 430-450. ISSN: 0019-5561

5. Vinayagathasan, T and Sri Ranjith, J. G. (2021). Public Debt, Budget Deficit and Tax Policy reforms for Fiscal Consolidation in Sri Lanka: Rationale and Feasibility. Sri Lanka Journal of Social Sciences 44(1), 97-109. ISSN/E-ISSN: 0258-9710/2478-1169

6. Vinayagathasan, T., & Xiangcai, MENG. (2021). The Time-Varying Tradeoff between Inflation and Unemployment: Evidence from SAARC Economies with a State Space Approach. Romanian Journal of Economic Forecasting, XXIV(3), 20-34. Online Access: The electronic format is "Journal for Economic Forecasting”, (3), 20-34. ISSN/eISSN: 1582-6163 / 2537-6071

7. Vinayagathasan, T., and Ramesh, R. (2022). Corruption–Poverty Nexus: Evidence from Panel ARDL Approach for SAARC Countries. Asian Journal of Comparative Politics, 7 (4), 707-726. ISSN / eISSN: 2057-8911 / 2057-892X

8. Ramesh, R., and Vinayagathasan, T (2023) The Impact of Corruption, Rule of Law, Accountability and Government Expenditure on Government Effectiveness: Evidence from Sri Lanka, Journal of Asian & African Studies, 1-24. ISSN / eISSN: 0021-9096/1745-2538

9. Vinayagathasan, T. (2014). Monetary Policy and the Real Economy: A Structural VAR Approach for Sri Lanka. Asian Journal of Empirical Research 4(1), 41-64. Online ISSN: 2224-4425, Print ISSN: 2306-983X. (Previous version available as GRIPS Discussion Paper 13-13).

10. Vinayagathasan, T. (2015). Interpolating a Low Frequency time to a High Frequency One: Programming and Estimation Procedure for Matlab. Sri Lankan Journal of Economic Research 2(2), 93-109. ISSN: 2345-9913.

11. Vijesandiran, S., and Vinayagathasan, T. (2015). Dynamic Relationship between Human Capital and Economic Growth in Sri Lanka: A Co-Integration Analysis. Growth, 2(2), 20–29. E-ISSN: 2412-2068/P-ISSN: 2518-0185

12. Vinayagathasan, T. and Sri Ranjith, J. G. (2016). Unemployment Poverty Nexus: Empirical Evidence from Sri Lanka. Modern Sri Lankan Studies: A Journal of the Social Sciences, 7(1), 95-114. ISSN: 1391-121X

13. Vijesandiran, S. and Vinayagathasan, T (2020). An Empirical Analysis of the Impact of Economic and Noneconomic Determinants on Foreign Direct Investment of Sri Lanka, The Studies in Regional Development, 52(1), 1-35. ISSN: 1229-1471

14. Vinayagathasan, T. (2020). The Role of Political Stability, Labor Market and Education on Migration: The Empirical Evidence from Sri Lanka. Business and Economic Research, 10(2), 372-391. ISSN 2162-4860.

15. Anusha, P., and Vinayagathasan, T. (2021). The Impact of Quality of Governance on Foreign Direct Investment: Empirical Evidence from Sri Lanka. Sri Lanka Economic Journal, 18(1), 53-75. ISSN: 1391-5894

16. Anusha, P., Dhushanthan, B., and Vinayagathasan, T., (2022). The Relationship between Exchange Rate and Stock Market Performance: Empirical Evidence from Sri Lanka. Business and Economic Research, 12(2), 135-154. ISSN 2162-4860.

17. Shiyalini, K. and Vinayagathasan, T (2023) The Impact of Exchange Rate Volatility on Exports in Sri Lanka: An Empirical Analysis from ARDL and Granger Causality Approaches, Mentor: The Journal of Business Studies, 7(01), 1-20. ISSN: 1800-1548

Vinayagathasan, T. (2020). The COVID-19 and the Status of Global Economy: Challenges and Responses. Proceeding of the International Conference on “Global Economic Impact of COVID-19 (ICGEIC-2020), Kaamadhenu Arts and Science College, Sathiyamangalam, Erode, Tamil Nadu, India.

Vinayagathasan, T. (2018). Does Unemployment Cause Migration: The Evidence from Sri Lanka. Proceeding of 12th World Congress of Regional Science, RSAI (GOA, India), 714-722.

Vinayagathasan, T. and Ramesh, R (2017). Corruption, Rule of Law and Government Effectiveness: An Empirical Evidence from Sri Lanka. South Eastern University Arts Research Session (SEUARS), E-Proceeding, Vol-I, 167-178.

Thahara, A. F., and Vinayagathasan, T (2022). Impact of Economic and Non – Economic Variables on Stock Market Performance in Sri Lanka: A Bayesian Vector Autoregression Approach. Proceedings of the Annual Research Congress (PGIHS RC 2022), p.36.

Anusha, P. and Vinayagathasan, T. (2022). The Impact of Quality of Governance on Foreign Direct Investment: An Empirical Analysis to Sri Lanka. The proceedings of International Conference on Economics, Business, Tourism & Social Sciences, International Institute of Academic Research & Publications (IIARP), Malacca, Malayssia, p.19.

Shiyalini, S., Rismina, M.R.F., and Vinayagathasan, T. (2021). Impact of Exchange rate Volatility on Exports in Sri Lanka. The Proceedings of the Annual Research Congress (PGIHS RC 2020/2021), Postgraduate Institute of Humanities and Social Sciences, University of Peradeniya, p.3

Paraneetharan, N.J.C, John Nigel., and Vinayagathasan, T. (2021). Forecasting of Sectoral Monthly Household Food Consumption Expenditure in Sri Lanka. The Proceedings of the Annual Research Congress (PGIHS RC 2020/2021), Postgraduate Institute of Humanities and Social Sciences, University of Peradeniya, p.6.

Paraneetharan, N.J.C, John Nigel., and Vinayagathasan, T. (2021). Analysis of Quadratic Engel Curve Pattern for Sectoral Household Food Expenditure in Sri Lanka. The Proceedings of the Annual Research Congress (PGIHS RC 2020/2021), Postgraduate Institute of Humanities and Social Sciences, University of Peradeniya, p.7.

Paraneetharan, N. J. C., Nigel, J and Vinayagathasan, T (2020). An Analysis of Household Rice Expenditure Patterns in Urban, Rural and Estate Sectors in Sri Lanka: Using MPE Approach. Proceedings of the 8th Peradeniya International Economics Research Symposium (PIERS-2020), Department of Economics and Statistics, University of Peradeniya, Sri Lanka. Vol.VIII, pp. 14-18

Paraneetharan, N. J. C., Nigel, J and Vinayagathasan, T (2019). An Analysis of Household Demand for Major Food Items in Urban, Rural and Estate Sectors of Sri Lanka, Proceedings of the 7th Peradeniya International Economics Research Symposium (PIERS-2019), Department of Economics and Statistics, University of Peradeniya, Sri Lanka. Vol.VII, pp. 62-67.

Vinayagathasan, T., Ramesh, R. (2018). Does Education Reduces the Corruption: The Evidence from Sri Lanka, Peradeniya International Economic Research Symposium (PIERS), Volume VI, Department of Economics and Statistics, University of Peradeniya, Sri Lanka

Vinayagathasan, T., Thahara, A. F. (2017). Exchange Rate and External Debt Nexus: ARDL Model Approach to Sri Lanka. Peradeniya International Economic Research Symposium (PIERS), Volume V, Department of Economics and Statistics, University of Peradeniya, Sri Lanka.

Vinayagathasan, T. Neruja, N. (2017). The Impact of Cost of Paddy Production on Farmers’ Standard of Living: A Case Study to Maritimpattu Divisional Secretariat in Mullaitivu District. Peradeniya International Economic Research Symposium (PIERS), Volume V, Department of Economics and Statistics, University of Peradeniya, Sri Lanka.

Vinayagathasan, T. Priyatharsiny, S. (2017). Impact of Interest Rate on Foreign Direct Investment in Sri Lanka: An Empirical Analysis. International Conference on Humanities and Social Sciences (ICHSS), Volume III, Faculty of Arts, University of Peradeniya, Sri Lanka.

Vinayagathasan, T. Priyatharsiny, S. (2016). The Impact of Food and Non-Food Inflation on Poverty: A Case Study to Sri Lanka. Peradeniya economic research symposium, Volume IV, Department of Economics, University of Peradeniya, Sri Lanka.

Vinayagathasan, T. Sureka, R. (2016). The Role of NGOs in Poverty Alleviation: A Case Study of Karaichchi Divisional Secretariat Division in Kilinochchi District. Peradeniya economic research symposium, Volume IV, Department of Economics, University of Peradeniya, Sri Lanka.

Vinayagathasan, T., Vijesandran, S. (2014). Dynamic relationship between human capital and economic growth in Sri Lanka: A Cointegration analysis. Peradeniya economic research symposium, Volume II, Department of Economics, University of Peradeniya, Sri Lanka.

Vinayagathasan, T., Sivarajasingham, S., Ushanthiny, M. (2014). Dynamic linkages between public debt and economic growth: An empirical analysis of Sri Lanka. Peradeniya economic research symposium, Volume II, Department of Economics, University of Peradeniya, Sri Lanka.

Vinayagathasan, T., Kumari, U.W.B.M., Abayasekara, C.R. (2014). Financial Development and Economic Growth: The post liberalization experience in Sri Lanka. Peradeniya economic research symposium, Volume II, Department of Economics, University of Peradeniya, Sri Lanka.

Chief Editor, Proceedings of the 10th Peradeniya International Economics Research Symposium (PIERS-2025), Vol.X, organized by Department of Economics and Statistics, University of Peradeniya.

Chief Editor, Proceedings of the 9th Peradeniya International Economics Research Symposium (PIERS-2023), Vol.IX, organized by Department of Economics and Statistics, University of Peradeniya

Chief Editor, Proceedings of the 8th Peradeniya International Economics Research Symposium (PIERS-2020), Vol.VIII, organized by Department of Economics and Statistics, University of Peradeniya

Member of the editorial committee of Proceeding of Peradeniya Economics Research Symposium (PERS-2014, 2015 and 2016) and Peradeniya International Economics Research Symposium (PIERS-2018 and 2019), organized by Department of Economics and Statistics, University of Peradeniya.

Member of the editorial committee of International Conference on the Humanities and Social Sciences (ICHSS-2018) organized by Faculty of Arts, University of Peradeniya.

Editorial Board member of Journal of Frontiers in Public Health Economics.

Vinayagathasan, T. (2010) Long-Run Relationship between Inflation and Economic Growth Rate of Sri Lanka (1978-2008), MPP Thesis.

Vinayagathasan, T. (2009) Poverty and Poverty Alleviation Activities in Vavuniya District, MA Thesis.